proportional action coefficient
proportional action controller
proportional integral and differential action
proportional plus derivative action
proportional plus integral action
proportional plus integral plus derivative action
proportional plus integral plus differential action control
proportional plus reset action
proportional plus reset plus rate action
proportional position action type servomotor
proportional-derivative action
proportional-integral action
proportional-integral-derivative action
proportional-position action
proportional-reset action
proportional-speed-floating action
mistake action and rejecting action
3 He proportional counter
3He proportional counter